@hayspec/spec/src/asserts/deep-equal.ts

Core logic for Hayspec framework.

/**
 * 
 */
export default function deepEqual (x, y) {
  if (x === y) {
    return true;
  }
  else if (
    (typeof x == "object" && x != null)
    && (typeof y == "object" && y != null)
  ) {
    if (Object.keys(x).length != Object.keys(y).length) {
      return false;
    }
    for (var prop in x) {
      if (y.hasOwnProperty(prop)) {  
        if (!deepEqual(x[prop], y[prop])) {
          return false;
        }
      }
      else {
        return false;
      }
    }
    return true;
  }
  else {
    return false;
  }
}